← Back

Bach

Chaconne from Partita No. 2

0:00-2:58 Ground and worked burden

The structure begins by making the solo violin responsible for the whole frame. The opening chordal gestures set a ground, answer it, and drop back into recurrence. Nothing else enters to stabilize the piece, so the first large span teaches the ear to hear return, variation, and implied harmony inside one exposed body.

2:58-4:02 Compression and flicker

By 2:58 the form becomes more visibly worked. Faster figures cross the surface while the ground remains present underneath them. The section's job is to prove that motion does not equal escape: the violin can flicker, tighten, and multiply its apparent voices while the returning pattern keeps the architecture accountable.

4:02-7:27 Opened field and interrupted brightness

The brighter field begins around 4:44, but the structural turn starts earlier as the pressure thins and the phrase breathes longer. The internal silences around 7:06 and 7:27 matter because they clear air without creating a separate piece. The form opens, pauses, and resumes as the same ground seen from a higher register.

7:27-9:30 Return to work

After the clearing, the violin folds brightness back into discipline. Quick figuration and firm harmonic direction keep the opened field from becoming decorative relief. This span works as a hinge: the music has changed color, but it still asks recurrence to carry the argument.

9:30-12:02 Late force gathers

The later variations become more declarative. Chords and line remember both earlier states: the opening gravity and the central brightness. The structure now feels cumulative rather than sequential, because each cadence carries memory of what the ground has already survived.

12:02-14:15 Narrowing and terminal silence

From 12:02 the ending starts to narrow. Small releases are drawn back into the frame, then the breaks near 13:27 and 13:49 make the last gestures feel sharper. The terminal silence after about 14:07 does not erase the form; it leaves the completed circuit active in the ear.

Example galdr signal analysis graph

galdr analysis

Click play to load galdr data.

Now playing

Chaconne from Partita No. 2

Bach

0:000:00

Click play to load galdr data.

Music signal

body
0.00steady
weight
0.00steady
density
0.00steady
surface
0.00steady
pressure
0.00steady

Surface evidence

balance
0.00steady
rough
0.00steady
noise
0.00steady
attack
0.00steady
sustain
0.00steady
band
0.00steady
motion
0.00steady
punch
0.00steady
bass
0.00steady
body band
0.00steady
presence
0.00steady
air
0.00steady
bright
0.00steady
perc
0.00steady

Harmony + melody

pull
0.00steady
coherence
0.00steady
chroma
0.00steady
anchor
0.00steady
key
0.00steady
mode
0.00steady
melody
0.00steady
range
0.00steady
pitch
0.00steady

galdr concepts

attention
0.00steady
pattern
0.00steady
release
0.00steady
debt
0.00steady
gravity
0.00steady

Derived motion

rms
0.00steady
peak
0.00steady
onset
0.00steady
low
0.00steady
mid
0.00steady
high
0.00steady
flux
0.00steady
← Back